Operations on whole numbers

Front

What is subtraction?

Back

Subtraction is the operation of finding the difference between two numbers. For example, in 154 - 72, we find how much less 72 is than 154.

Front

What is the result of 154 - 72?

Back

82

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 45 - 39?

Back

6

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

What is division?

Back

Division is the operation of splitting a number into equal parts. For example, 270 ÷ 3 means splitting 270 into 3 equal parts.

Tags

CCSS.3.OA.A.2

Front

What is the result of 270 ÷ 3?

Back

90

Tags

CCSS.4.NBT.B.6

Front

What is multiplication?

Back

Multiplication is the operation of adding a number to itself a certain number of times. For example, 12 x 2 means adding 12 two times.

Tags

CCSS.3.OA.A.1

Front

What is the result of 12 x 2?

Back

24

Tags

CCSS.4.NBT.B.5

Front

What is the result of 9 x 6?

Back

54

Tags

CCSS.3.OA.C.7

Front

What is the commutative property of addition?

Back

The commutative property states that changing the order of the numbers does not change the sum. For example, 3 + 5 = 5 + 3.

Tags

CCSS.1.OA.B.3

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers does not change the product. For example, 4 x 2 = 2 x 4.

Tags

CCSS.3.OA.B.5